$137 Cheap Alaska Airlines flights Salt Lake City (SLC) to Phoenix (PHX)

Landing cheap one-way Alaska Airlines flights from SLC to PHX from $137 on Expedia is a cinch — just filter by “Price (lowest to highest).” Alternatively, check out our affordable return fares from $338 for your next exciting vacation.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines flights to Phoenix are usually cheaper in the quieter months of July and August. Whether you need a round-trip or one-way ticket, you could find a better deal then.

Search for cheap Alaska Airlines flights from Salt Lake City Intl. Airport (SLC) to Sky Harbor Intl. Airport (PHX) one to three months before your departure. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. No matter the fare type and itinerary, the best day of the week to book a domestic flight is usually Sunday and the most expensive day is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Select our “Nonstop” filter when browsing for direct Alaska Airlines flights from SLC to PHX. It’s also a great way to compare other airlines offering the same nonstop route.

Search Alaska Airlines’s earliest flights from SLC to PHX by checking our “Early Morning” and “Morning” filters. Not only will you arrive sooner, early departures also experience 20% fewer cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Alaska Airlines flights from Salt Lake City Intl. Airport (SLC) to Phoenix come in to Sky Harbor Intl. Airport (PHX). This is the main gateway to this city.

With top-tier customer service and an excellent in-flight experience, Alaska Airlines is the leading choice for many travelers flying from SLC to PHX. Also, if you’re a Mileage Plan and One Key™ member booking with Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can go toward future trips.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

It’s usually possible to cancel or modify your flight, although additional charges may apply if your booking was made over 24 hours ago. Want to keep your options open? Use Expedia’s “Changes included” and “No cancel fee” filters to find flights that won’t charge you extra if you need to alter your plans. To modify your itinerary, visit “Trips,” select your flight and click on “Manage Booking” for more details.